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/*
* Copyright 2000-2011 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.intellij.refactoring.introduceField;
import com.intellij.openapi.application.ApplicationManager;
import com.intellij.openapi.application.Result;
import com.intellij.openapi.command.WriteCommandAction;
import com.intellij.openapi.editor.Editor;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.util.Computable;
import com.intellij.psi.*;
import com.intellij.psi.codeStyle.SuggestedNameInfo;
import com.intellij.psi.codeStyle.VariableKind;
import com.intellij.psi.util.PsiExpressionTrimRenderer;
import com.intellij.psi.util.PsiUtil;
import com.intellij.refactoring.JavaRefactoringSettings;
import com.intellij.refactoring.RefactoringActionHandler;
import com.intellij.refactoring.ui.TypeSelectorManagerImpl;
import com.intellij.refactoring.util.occurrences.OccurrenceManager;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import javax.swing.*;
import java.awt.*;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
/**
* User: anna
* Date: 3/15/11
*/
public class InplaceIntroduceFieldPopup extends AbstractInplaceIntroduceFieldPopup {
private final boolean myStatic;
private final IntroduceFieldPopupPanel myIntroduceFieldPanel;
static BaseExpressionToFieldHandler.InitializationPlace ourLastInitializerPlace;
public InplaceIntroduceFieldPopup(PsiLocalVariable localVariable,
PsiClass parentClass,
boolean aStatic,
boolean currentMethodConstructor, PsiExpression[] occurrences,
PsiExpression initializerExpression,
TypeSelectorManagerImpl typeSelectorManager,
Editor editor,
final boolean allowInitInMethod,
boolean allowInitInMethodIfAll, final PsiElement anchorElement,
final PsiElement anchorElementIfAll,
final OccurrenceManager occurrenceManager, Project project) {
super(project, editor, initializerExpression, localVariable, occurrences, typeSelectorManager,
IntroduceFieldHandler.REFACTORING_NAME, parentClass, anchorElement, occurrenceManager, anchorElementIfAll);
myStatic = aStatic;
myIntroduceFieldPanel =
new IntroduceFieldPopupPanel(parentClass, initializerExpression, localVariable, currentMethodConstructor, localVariable != null, aStatic,
myOccurrences, allowInitInMethod, allowInitInMethodIfAll, typeSelectorManager);
final GridBagConstraints constraints =
new GridBagConstraints(0, GridBagConstraints.RELATIVE, 1, 1, 1, 0, GridBagConstraints.NORTHWEST, GridBagConstraints.HORIZONTAL,
new Insets(0, 0, 0, 0), 0, 0);
myWholePanel.add(getPreviewComponent(), constraints);
final JComponent centerPanel = myIntroduceFieldPanel.createCenterPanel();
myWholePanel.add(centerPanel, constraints);
myIntroduceFieldPanel.initializeControls(initializerExpression, ourLastInitializerPlace);
}
protected PsiField createFieldToStartTemplateOn(final String[] names,
final PsiType defaultType) {
final PsiElementFactory elementFactory = JavaPsiFacade.getElementFactory(myProject);
return ApplicationManager.getApplication().runWriteAction(new Computable<PsiField>() {
@Override
public PsiField compute() {
PsiField field = elementFactory.createField(getInputName() != null ? getInputName() : names[0], defaultType);
field = (PsiField)myParentClass.add(field);
if (myExprText != null) {
updateInitializer(elementFactory, field);
}
PsiUtil.setModifierProperty(field, PsiModifier.FINAL, myIntroduceFieldPanel.isDeclareFinal());
final String visibility = myIntroduceFieldPanel.getFieldVisibility();
if (visibility != null) {
PsiUtil.setModifierProperty(field, visibility, true);
}
myFieldRangeStart = myEditor.getDocument().createRangeMarker(field.getTextRange());
return field;
}
});
}
@Override
protected String[] suggestNames(PsiType defaultType, String propName) {
return suggestFieldName(defaultType, (PsiLocalVariable)getLocalVariable(), myExpr != null && myExpr.isValid() ? myExpr : null, myStatic, myParentClass).names;
}
public static SuggestedNameInfo suggestFieldName(@Nullable PsiType defaultType,
@Nullable final PsiLocalVariable localVariable,
final PsiExpression initializer,
final boolean forStatic,
@NotNull final PsiClass parentClass) {
return IntroduceFieldDialog.
createGenerator(forStatic, localVariable, initializer, localVariable != null, null, parentClass, parentClass.getProject()).
getSuggestedNameInfo(defaultType);
}
@Override
protected VariableKind getVariableKind() {
return VariableKind.FIELD;
}
public void setReplaceAllOccurrences(boolean replaceAllOccurrences) {
myIntroduceFieldPanel.setReplaceAllOccurrences(replaceAllOccurrences);
}
@Override
protected void updateTitle(@Nullable PsiVariable variable, String value) {
if (variable == null || !variable.hasInitializer()) {
super.updateTitle(variable, value);
} else {
final PsiExpression initializer = variable.getInitializer();
assert initializer != null;
String text = variable.getText().replace(variable.getName(), value);
text = text.replace(initializer.getText(), PsiExpressionTrimRenderer.render(initializer));
setPreviewText(text);
revalidate();
}
}
@Override
protected void updateTitle(@Nullable PsiVariable variable) {
if (variable != null){
updateTitle(variable, variable.getName());
}
}
@Override
protected String getRefactoringId() {
return "refactoring.extractField";
}
public void setVisibility(String visibility) {
myIntroduceFieldPanel.setVisibility(visibility);
}
@Override
public boolean isReplaceAllOccurrences() {
return myIntroduceFieldPanel.isReplaceAllOccurrences();
}
@Override
protected void saveSettings(@NotNull PsiVariable psiVariable) {
super.saveSettings(psiVariable);
JavaRefactoringSettings.getInstance().INTRODUCE_FIELD_VISIBILITY = myIntroduceFieldPanel.getFieldVisibility();
myIntroduceFieldPanel.saveFinalState();
}
@Override
protected boolean startsOnTheSameElement(RefactoringActionHandler handler, PsiElement element) {
return super.startsOnTheSameElement(handler, element) && handler instanceof IntroduceFieldHandler;
}
@Override
protected JComponent getComponent() {
myIntroduceFieldPanel.addOccurrenceListener(new ItemListener() {
@Override
public void itemStateChanged(ItemEvent e) {
restartInplaceIntroduceTemplate();
}
});
return myWholePanel;
}
private void updateInitializer(PsiElementFactory elementFactory, PsiField variable) {
if (variable != null) {
if (myIntroduceFieldPanel.getInitializerPlace() == BaseExpressionToFieldHandler.InitializationPlace.IN_FIELD_DECLARATION) {
variable.setInitializer(elementFactory.createExpressionFromText(myExprText, variable));
} else {
variable.setInitializer(null);
}
}
}
@Override
protected String getActionName() {
return "IntroduceField";
}
public BaseExpressionToFieldHandler.InitializationPlace getInitializerPlace() {
return myIntroduceFieldPanel.getInitializerPlace();
}
protected void performIntroduce() {
ourLastInitializerPlace = myIntroduceFieldPanel.getInitializerPlace();
final PsiType forcedType = getType();
LOG.assertTrue(forcedType == null || forcedType.isValid(), forcedType);
final BaseExpressionToFieldHandler.Settings settings =
new BaseExpressionToFieldHandler.Settings(getInputName(),
getExpr(),
getOccurrences(),
myIntroduceFieldPanel.isReplaceAllOccurrences(), myStatic,
myIntroduceFieldPanel.isDeclareFinal(),
myIntroduceFieldPanel.getInitializerPlace(),
myIntroduceFieldPanel.getFieldVisibility(), (PsiLocalVariable)getLocalVariable(),
forcedType,
myIntroduceFieldPanel.isDeleteVariable(),
myParentClass, false, false);
new WriteCommandAction(myProject, getCommandName(), getCommandName()){
@Override
protected void run(Result result) throws Throwable {
if (getLocalVariable() != null) {
final LocalToFieldHandler.IntroduceFieldRunnable fieldRunnable =
new LocalToFieldHandler.IntroduceFieldRunnable(false, (PsiLocalVariable)getLocalVariable(), myParentClass, settings, myStatic, myOccurrences);
fieldRunnable.run();
}
else {
final BaseExpressionToFieldHandler.ConvertToFieldRunnable convertToFieldRunnable =
new BaseExpressionToFieldHandler.ConvertToFieldRunnable(myExpr, settings, settings.getForcedType(),
myOccurrences, myOccurrenceManager,
getAnchorElementIfAll(),
getAnchorElement(), myEditor,
myParentClass);
convertToFieldRunnable.run();
}
}
}.execute();
}
}
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